257393664

素因数分解:

$2^{10}\times 3^2\times {\mathrm{11}}^1\times {\mathrm{2539}}^1$

素因数の和:2576

約数の個数: 132

約数和(自身を含む): 811103280

約数和(自身を除く): 553709616

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 256, 264, 288, 352, 384, 396, 512, 528, 576, 704, 768, 792, 1024, 1056, 1152, 1408, 1536, 1584, 2112, 2304, 2539, 2816, 3072, 3168, 4224, 4608, 5078, 5632, 6336, 7617, 8448, 9216, 10156, 11264, 12672, 15234, 16896, 20312, 22851, 25344, 27929, 30468, 33792, 40624, 45702, 50688, 55858, 60936, 81248, 83787, 91404, 101376, 111716, 121872, 162496, 167574, 182808, 223432, 243744, 251361, 324992, 335148, 365616, 446864, 487488, 502722, 649984, 670296, 731232, 893728, 974976, 1005444, 1299968, 1340592, 1462464, 1787456, 1949952, 2010888, 2599936, 2681184, 2924928, 3574912, 3899904, 4021776, 5362368, 5849856, 7149824, 7799808, 8043552, 10724736, 11699712, 14299648, 16087104, 21449472, 23399424, 28599296, 32174208, 42898944, 64348416, 85797888, 128696832, 257393664]

約数ペア:

[(1, 257393664), (2, 128696832), (3, 85797888), (4, 64348416), (6, 42898944), (8, 32174208), (9, 28599296), (11, 23399424), (12, 21449472), (16, 16087104), (18, 14299648), (22, 11699712), (24, 10724736), (32, 8043552), (33, 7799808), (36, 7149824), (44, 5849856), (48, 5362368), (64, 4021776), (66, 3899904), (72, 3574912), (88, 2924928), (96, 2681184), (99, 2599936), (128, 2010888), (132, 1949952), (144, 1787456), (176, 1462464), (192, 1340592), (198, 1299968), (256, 1005444), (264, 974976), (288, 893728), (352, 731232), (384, 670296), (396, 649984), (512, 502722), (528, 487488), (576, 446864), (704, 365616), (768, 335148), (792, 324992), (1024, 251361), (1056, 243744), (1152, 223432), (1408, 182808), (1536, 167574), (1584, 162496), (2112, 121872), (2304, 111716), (2539, 101376), (2816, 91404), (3072, 83787), (3168, 81248), (4224, 60936), (4608, 55858), (5078, 50688), (5632, 45702), (6336, 40624), (7617, 33792), (8448, 30468), (9216, 27929), (10156, 25344), (11264, 22851), (12672, 20312), (15234, 16896)]